login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A046185 B2-sequence due to Rachel Lewis. 1
1, 2, 4, 8, 13, 21, 31, 45, 66, 81, 97, 123, 148, 182, 204, 252, 291, 324, 352, 415, 486, 540, 651, 706, 781, 864, 963, 1003, 1148, 1217, 1371, 1409, 1523, 1673, 1874, 2105, 2191, 2317, 2496, 2652, 2726, 2858, 3219, 3268, 3500, 3605, 3864, 3962, 4237 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

COMMENTS

This is not a B2 sequence, as claimed, since a(12)=148, a(34)=1874, a(22)=651 and a(30)=1371, so that a(12)+a(34)=a(22)+a(30). - Logan Kleinwaks (kleinwaks(AT)alumni.princeton.edu), Mar 19 2007

REFERENCES

S. R. Finch, Mathematical Constants, Cambridge, 2003, pp. 163-166.

LINKS

S. R. Finch, Erdos's Reciprocal Sum Constants

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

CROSSREFS

Cf. A005282.

Sequence in context: A026039 A004978 A005282 * A073336 A134035 A078157

Adjacent sequences:  A046182 A046183 A046184 * A046186 A046187 A046188

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 04:58 EST 2012. Contains 205985 sequences.